Test Your Knowedge - Education - Nairaland
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| Test Your Knowedge by honeric01(op): 1:07pm On Jun 06, 2010 |
1: Use the fundamental trigonometric identity to show that : (a) The triangle with sides 5cm, 12cm and 13 cm is a right-angled triangle. (b) The triangle with sides 7cm, 15cm and 16cm is not a right-angled triangle. 2: Show that (a) tan 75o = sq 3+1/sq 3-1 (b) sin 15o = sq3-1/2 sq 2. Let me see the first to work out this questions.  |
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